Factorise each of the following: (i) \( 8 a^{3}+b^{3}+12 a^{2} b+6 a b^{2} \) (ii) \( 8 a^{3}-b^...

Channel:
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=rrtYKGx2J8I



Duration: 8:34
16 views
0


Factorise each of the following:
(i) \( 8 a^{3}+b^{3}+12 a^{2} b+6 a b^{2} \)
(ii) \( 8 a^{3}-b^{3}-12 a^{2} b+6 a b^{2} \)
(iii) \( 27-125 a^{3}-135 a+225 a^{2} \)
(iv) \( 64 a^{3}-27 b^{3}-144 a^{2} b+108 a b^{2} \)
P
IV
(v) \( 27 p^{3}-\frac{1}{216}-\frac{9}{2} p^{2}+\frac{1}{4} p \)
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live




Other Videos By PW Solutions


2023-02-13The weights of coffee in 70 jars is shown in the following table: \( \mathrm{P} \) W \( \begin{a...
2023-02-13One of the four persons John, Rita, Aslam or Gurpreet will be promoted next month. Consequently ...
2023-02-13If \( \left|z_{1}\right| \neq 1,\left|\frac{z_{1}-z_{2}}{1-\bar{z}_...
2023-02-13A sphere and a right circular cylinder of the same radius have equal volumes. By what percentage...
2023-02-13In the reaction, \( 2 \mathrm{CuSO}_{4}+4 \mathrm{KI} \longrightarrow 2 \mathrm{Cu}_{2} \mathrm{...
2023-02-13\( \mathrm{HNO}_{3} \) oxidises \( \mathrm{NH}_{4}^{+} \)ions to nitrogen and itself gets reduce...
2023-02-13Compare the power used in the \( 2 \Omega \) resistor in each of th...
2023-02-13Which of the following equations is a balanced one: (1) \( 5 \mathrm{BiO}_{3}{ }^{-}+22 \mathrm{...
2023-02-13Two small bodies of mass of \( 2 \mathrm{~kg} \) each attached to e...
2023-02-13A semi-circular sheet of metal of diameter \( 28 \mathrm{~cm} \) is bent to form an open conical...
2023-02-13Factorise each of the following: (i) \( 8 a^{3}+b^{3}+12 a^{2} b+6 a b^{2} \) (ii) \( 8 a^{3}-b^...
2023-02-13Which of the following is/are correct? (A) Schottky defect lowers t...
2023-02-13Equilibrium constants are given (in atm) for the following reaction...
2023-02-13The least value of the function \( f(x)=a x+\frac{b}{x}(a0, b0, x0)...
2023-02-13In a closed rigid vessel, \( \mathrm{N}_{2} \) and \( \mathrm{H}_{2...
2023-02-13The \( \mathrm{pK}_{\mathrm{a}} \) of a weak acid, \( \mathrm{HA} \), is \( 4.80 \). The \( \mat...
2023-02-13A block of weight \( \mathrm{W} \) produces an extension of \( 9 \m...
2023-02-13The normality of orthophosphoric acid having purity of \( 70 \% \) by weight and specific gravit...
2023-02-13The normality of orthophosphoric acid having purity of \( 70 \% \) by weight and specific gravit...
2023-02-13The presence or absence of hydroxy group on which carbon atom of su...
2023-02-13Equivalent weight of chlorine molecule in the equation is : (1) \( 42.6 \) \( 3 \mathrm{Cl}_{2}+...